wine: add -p option to include prefix in image

needs fuse-overlayfs for many programs to work properly

apps/mkwine

@@ -2,11 +2,33 @@
 . "$(dirname "$0")"/appmk
 part0
 VER=Kron4ek/Wine-Builds
+[ "$1" = "-p" ] && PREFIX=1 && shift
 [ "$1" = "proton" ] && VER=GloriousEggroll/proton-ge-custom && shift
 LINK=$(curl -L api.github.com/repos/$VER/releases | jq .[0].assets[1] | grep -om1 git.\*tar..z)
 unarc
 mv "$DIR"/wine*/* "$DIR"/GE-Proton*/files/* "$DIR" || true
 t=winetricks; wget -O"$DIR"/bin/$t github.com/$t/$t/raw/master/src/$t
 chmod +x "$DIR"/bin/$t
-appb
+
+if [ $PREFIX ]; then
+    WINEPREFIX="$DIR/prefix" "$DIR/bin/wineboot"
+    cat > "$DIR/AppRun" << 'EOF'
+#!/bin/sh
+export PATH="$APPDIR"/bin:"$PATH"
+export LD_LIBRARY_PATH="$APPDIR"/lib64:"$APPDIR"/lib:"$LD_LIBRARY_PATH"
+
+mkdir -p "$APPDIR.prefix" ~/.wine/work
+fuse-overlayfs -o "lowerdir=$APPDIR/prefix,upperdir=$HOME/.wine,workdir=$HOME/.wine/work" "$APPDIR.prefix"
+export WINEPREFIX="$APPDIR.prefix"
+
+"$APPDIR/bin/$(basename "$ARGV0")" "$@"
+
+fusermount -quz "$APPDIR.prefix"
+rmdir "$APPDIR.prefix"
+EOF
+chmod +x "$DIR/AppRun"
+else
+    appb
+fi
+
 part9